通鼎互联今日大宗交易折价成交197万股，成交额1069.71万元

Group 1 - On September 12, Tongding Interconnection executed a block trade of 1.97 million shares, with a total transaction value of 10.6971 million yuan, accounting for 1.29% of the total trading volume for that day [1] - The transaction price was 5.43 yuan per share, representing a discount of 17.98% compared to the market closing price of 6.62 yuan [1] - The block trade involved multiple institutional buyers, with significant volumes traded by Dongwu Securities and CITIC Securities [2]